Browse by IITH Authors

Article

Gulivindala, G. and Ramadurai, Ranjit and Chinthapenta, Viswanath (2022) Indentation based fracture toughness estimation of barium titanate thin film using experiments and simulations. Thin Solid Films, 755. pp. 1-12. ISSN 0040-6090

Thakur, Deepa and Sato, Yukio and Sabarigresan, M. and Ramadurai, Ranjith and et al, . (2022) Enhanced optical emission at MoS2-WS2 heterostructure interface with n-N junction. Applied Surface Science, 606. pp. 1-9. ISSN 0169-4332

Sushma, Mudigunda V. and Sabarigresan, M. and Jogdand, Anil Bankati and Yadav, Dokkari Nagalaxmi and Rengan, Aravind Kumar and Ramadurai, Ranjith (2022) Ferroelectric polarization of β-polyvinylidene fluoride as control and mitigator of infectious organisms. Materials Today Communications, 32. pp. 1-8. ISSN 2352-4928

Thakur, Deepa and Kumar, Pawan and M, Sabarigresan and Ramadurai, Ranjith and et al, . (2021) Layer number dependent optical and electrical properties of CVD grown two-dimensional anisotropic WS2. Surfaces and Interfaces, 26. pp. 1-8. ISSN 2468-0230

K, Prabahar and Bhat, Anantha P and S, Adiraj and Ramadurai, Ranjith (2020) Grain to Grain Epitaxy-Like Nano Structures of (Ba,Ca)(ZrTi)O3/ CoFe2O4 for Magneto–Electric Based Devices. ACS Applied Nano Materials, 3 (11). pp. 11098-11106. ISSN 2574-0970

Ganguly, Ronit and Acharyya, Amit and Ramadurai, Ranjit and et al, . (2019) Dielectric switching studies of polyvinylidene fluoride thin films with dominant planar ferroelectric domain configuration for flexible electronic devices. IEEE Transactions on Dielectrics and Electrical Insulation, 26 (4). pp. 1371-1377. ISSN 1070-9878

Sajmohan, M M and Ranjith, R and Chelvane, J Arout (2019) Effect of non- $$180^{\circ }$$ 180 ∘ polarization invariants on the exchange bias of tetragonal $$\langle 001\rangle $$ ⟨ 001 ⟩ and rhombohedral $$\langle 111\rangle $$ ⟨ 111 ⟩ orientations of bismuth ferrite epitaxial thin films. Bulletin of Materials Science, 42 (5). ISSN 0250-4707

M M, Saj Mohan and Bandyopadhyay, Soumya and Jogi, Tushar and Bhattacharya, Saswata and Ramadurai, Ranjit (2019) Realization of rhombohedral, mixed, and tetragonal like phases of BiFeO3 and ferroelectric domain engineering using a strain tuning layer on LaAlO3(001) substrate. Journal of Applied Physics, 125 (1). ISSN 0021-8979

Prabahar, K and Ramadurai, Ranjit and Saravanan, P and Srinivas, A (2018) Effect of Magnetic Field Annealing on the Magnetostriction and Deflection Properties of CoFe2O4 Thin Films Grown by PLD. Journal of Magnetism and Magnetic Materials. ISSN 0304-8853 (In Press)

Miriyala, Kumaraswamy and Ramadurai, Ranjit (2018) Microstructural influence on ferroelectric domain pattern and piezoelectric properties of Na 0.5 Bi 0.5 TiO 3 thin films. Ceramics International, 44 (12). pp. 14556-14562. ISSN 0272-8842

Ramadurai, Ranjit and Mallesham, B and Singh, D and et al, . (2018) Nanomechanical behavior of Pb(Fe0.5−xScxNb0.5)O3 multiferroic ceramics. Materials Research Express, 5 (11). ISSN 2053-1591

N, Ramu and K, Meera and Ramadurai, Ranjit and Rajaram, Muralidharan (2018) The Role of B-site Substitution on the Structural and Dielectric Properties of Samarium Orthoferrite Polycrystals. Materials Research Express. ISSN 2053-1591

Saj Mohan, M M and M V, S and Ramadurai, Ranjit (2018) Tip Induced Surface Defect migration and Conductivity Studies in Tetragonal, Rhombohedral and Mixed-Phase epitaxial BiFeO3 Thin Films. MRS Advances. pp. 1-6. ISSN 2059-8521

Ganguly, Ronit and Bandyopadhyay, Soumya and Miriyala, Kumaraswamy and Gunasekaran, Vijayabhaskar and Bhattacharya, Saswata and Acharyya, Amit and Ramadurai, Ranjit (2018) Tunable polarization components and electric field induced crystallization in polyvinylidenefluoride: A piezo polymer. Polymer Crystallization. e10027. ISSN 2573-7619

Mannepalli, Venkateswara Rao and Ramadurai, Ranjit (2017) AC - conductivity studies on Y1-xBixCrO3 solid solution. AIP Conference Proceedings, 1832. p. 110017. ISSN 0094-243X

Prabahar, K and Ramadurai, Ranjit and Srinivas, A and Kamat, S V and Mallesham, B and Niranjani, V L and Praveen, J P and Das, D (2017) Effect of deposition temperature on the microstructure, ferroelectric and mechanical properties of lead free BCZT ceramic thin films. Ceramics International, 43 (6). pp. 5356-5361. ISSN 0272-8842 (In Press)

Mannepalli, Venkateswara Rao and Raghunathan, R and Ramadurai, Ranjit (2017) Local structural distortion and interrelated phonon mode studies in yttrium chromite. Journal of Materials Research, 32 (8). pp. 1541-1547. ISSN 0884-2914

Mannepalli, Venkateswara Rao and Ramadurai, Ranjit (2017) Structural and electrical transport studies in Bi-substituted Yttrium Chromite. Journal of Materials Science: Materials in Electronics, 28 (11). pp. 8087-8092. ISSN 0957-4522

Mannepalli, Venkateswara Rao and M M, Saj Mohan and Ramadurai, Ranjit (2017) Tailoring the Band gap and magnetic properties by Bismuth substitution in Neodymium Chromite. Bulletin of Materials Science. pp. 1-24. ISSN 0250-4707 (In Press)

Mannepalli, Venkateswara Rao and Mohan, M M Saj and Ranjith, R (2017) Tailoring the bandgap and magnetic properties by bismuth substitution in neodymium chromite. Bulletin of Materials Science, 40 (7). pp. 1503-1511. ISSN 0250-4707

Ganguly, Ronit and Gunasekaran, Vijayabhaskar and Miriyala, Kumaraswamy and Bandyopadhyay, Soumya and Bhattacharya, Saswata and Acharyya, Amit and Ramadurai, Ranjit (2017) Tunable polarization components and electric field induced crystallization in polyvinylidenefluoride (PVDF); a piezo polymer. arXiv.

B, Mallesham and B, Viswanath and Ramadurai, Ranjit (2016) Effect of crystal structure and cationic order on phonon modes across ferroelectric phase transformation in Pb(Fe0.5-xScxNb0.5)O3 bulk ceramics. AIP Advances, 6 (1). pp. 1-8. ISSN 2158-3226

Mallesham, Bandi and Ramadurai, Ranjit (2016) Investigations on Dielectric phase transition behavior of Pb(Fe0.5-xScx)Nb0.5O3 Multiferroic Ceramics. MRS Advances, 1 (9). pp. 585-590. ISSN 2059-8521

Miriyala, Kumaraswamy and Ramadurai, Ranjit (2016) Microstructural influence on piezoresponse and leakage current behavior of Na0.5Bi0.5TiO3 Thin Films. MRS Advances, 1 (37). pp. 2597-2602. ISSN 2059-8521

Mannepalli, Venkateswara Rao and Ramadurai, Ranjit (2016) Studies on Local Structural Inhomogeneity and Origin of Ferroelectricity in Yttrium chromite Ceramics. MRS Advances, 1 (9). pp. 609-614. ISSN 2059-8521

Miriyala, K and Ramadurai, Ranjit (2016) Tunable ferroelectric domain orientation in polycrystalline and highly oriented Na0.5Bi0.5TiO3 Thin Films. Materials Letters, 178. pp. 23-26. ISSN 0167-577X

Bandyopadhyay, Soumya and Jogi, Tushar and Miriyala, Kumaraswamy and Ramadurai, Ranjit and Bhattacharya, Saswata (2016) A phase-field study of domain dynamics in ferroelectric BCT-BZT system. MRS Advances, 1 (40). pp. 2783-2788. ISSN 2059-8521

Bruyer, E. and Sayede, A. and Ramadurai, Ranjit and et al, . (2015) Insight on the ferroelectric properties in a (BiFeO3)2(SrTiO3)4 superlattice from experiment and ab initio calculations. Applied Physics Letters, 107 (4). 042904. ISSN 0003-6951

Babu, C N and Suresh, P and Das, P and Sathyanarayana, A and Ramadurai, Ranjit and Sampath, N and G, Prabusankar (2014) Synthesis, crystal structure and spectral properties of copper(II) monomer decorated copper(II) coordination polymer. Journal of Molecular Structure, 1062 (1). pp. 141-146. ISSN 0022-2860

Durga Rao, T and Ramadurai, Ranjit and Asthana, Saket (2014) Enhanced magnetization and improved insulating character in Eu substituted BiFeO3. Journal of Applied Physics, 115 (12). ISSN 0021-8979

Thangavelu, K and Ramadurai, Ranjit and Asthana, S (2014) Evidence for the suppression of intermediate anti-ferroelectric ordering and observation of hardening mechanism in Na1/2Bi 1/2TiO3 ceramics through cobalt substitution. AIP Advances, 4. pp. 1-9. ISSN 2158-3226

Karthik, T and Ramadurai, Ranjit and Asthana, Saket (2014) Evidence for the suppression of intermediate anti-ferroelectric ordering and observation of hardening mechanism in Na1/2Bi1/2TiO3 ceramics through cobalt substitution. AIP Advances, 4. ISSN 2158-3226

Durga Rao, T and Ranjith, R and Asthana, Saket (2014) Prominent improvement in the magnetic and electric properties of EU substituted bifeo3. Journal of Applied Physics.

Mallesham, B and Ramadurai, Ranjit and Manivelraja, M (2014) Scandium induced structural transformation and B':B' cationic ordering in Pb(Fe0.5Nb0.5)O3 multiferroic ceramics. Journal of Applied Physics, 116 (3). ISSN 0021-8979

Book Section

Ramadurai, Ranjit and Kannan, V (2016) Piezoelectrics and Multifunctional Composites. In: Perovskites and Related Mixed Oxides Concepts and Applications. Wiley-VCH Verlag GmbH & Co. KGaA. ISBN 9783527337637

Conference or Workshop Item

Ganguly, Ronit and Rajesh, Korla and Acharyya, Amit and Ramadurai, Ranjith (2019) Study of Stiffness and flexible sensing performance of poly-vinylidene fluoride (PVDF) a piezo polymer with varying polarization components. In: 2019 IEEE 14th Nanotechnology Materials and Devices Conference, NMDC 2019, 27 October 2019 - 30 October 2019.

M., Saj Mohan M and Ramadurai, Ranjit (2018) Template assisted strain tuning and phase stabilization in epitaxial BiFeO3 thin films. In: AIP Conference Proceedings 1942.

Rani, M Usha and Deshpande, Atul Suresh and Ramadurai, Ranjit (2015) Effect of Template and Processing Conditions on BiFeO3 Nanofoams Synthesized by Sol-gel Method. In: International Conference on Magnetic Materials and Applications ICMAGMA, December 2015, Chennai, India.

Thesis

Prabahar, K and Ramadurai, Ranjit (2019) Growth and Characterization of lead free Multiferroic Ba0.85Ca0.15Zr0.10Ti0.90O3 –CoFe2O4 Nano Composite Thin Films. PhD thesis, Indian institute of technology Hyderabad.

M., Saj Mohan M and Ramadurai, Ranjit (2019) Influence of Strain and Anisotropy on Structure of BiFeO3 Epilayers and their Utilization as Interface Driven Heterostructures for Multiferroic Device Applications. PhD thesis, Indian institute of technology Hyderabad.

Mahata, Bidesh and Ramadurai, Ranjit (2019) Structural and dielectric studies of ferroelectric Nd2Ti2O7 for high temperature pyro sensor application. Masters thesis, Indian institute of technology Hyderabad.

Miriyala, Kumaraswamy and Ramadurai, Ranjit (2019) Texture and Microstructural Influence on Piezoelectric Properties of Na0.5Bi0.5TiO3 Thin Films: A Lead Free Piezoelectric Material. PhD thesis, Indian institute of technology Hyderabad.

KARRI, SRI NAGA SESHA and Ramadurai, Ranjit and Bhattacharjee, Pinaki Prasad (2018) Pulsed laser deposition of CoCrFeMnNi High Entropy Alloy and its stability. Masters thesis, Indian Institute of Technology Hyderabad.

M V, Sreenath and Ramadurai, Ranjit (2018) Tip Induced Surface Defect migration and Conductivity Studies in Rhombohedral epitaxial BiFeO3 Thin Films. Masters thesis, Indian Institute of Technology Hyderabad.

Mannepalli, Venkateswara Rao and Ramadurai, Ranjit (2017) Structural, Electrical, Optical and Magnetic properties of Y1-xBixCrO3and Nd1-xBixCrO3 (x=0 to 0.15) Ceramics. PhD thesis, Indian Institute of Technology Hyderabad.

Zamin, Hasnat and Ramadurai, Ranjit (2017) Synthesis and studies of PVDF-BiFeO3 hybrid nano-composites for flexural piezoelectric applications. Masters thesis, Indian Insitute of Technology Hyderabad.